Ecological Archives E087-024-A3

M. A. Krawchuk, S. G. Cumming, M. D. Flannigan, and R. W. Wein. 2006. Biotic and abiotic regulation of lightning fire initiation in the mixedwood boreal forest. Ecology 87:458–468.

Appendix C. Parameter estimates (β) and standard errors (s.e.) from linear regression models used to validate interpolation of fire weather indices, FFMC, DMC and ISI.


Dependent variable

Independent variable

n

β

SE


1. interpolated FFMC

observed FFMC

20

0.96

0.063

    residuals from 1.

elevation

20

-0.011

0.16

2. interpolated DMC

observed DMC

20

0.87

0.16

    residuals from 2.

elevation

20

-0.010

0.18

3. interpolated ISI

observed ISI

20

0.84

0.071

    residuals from 3.

elevation

20

0.0017

0.0016




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